13354405521 has 8 divisors (see below), whose sum is σ = 18580042560. Its totient is φ = 8515852752.

The previous prime is 13354405517. The next prime is 13354405543. The reversal of 13354405521 is 12550445331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13354405521 - 2² = 13354405517 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13354405501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96770986 + ... + 96771123.

It is an arithmetic number, because the mean of its divisors is an integer number (2322505320).

Almost surely, 2^13354405521 is an apocalyptic number.

It is an amenable number.

13354405521 is a deficient number, since it is larger than the sum of its proper divisors (5225637039).

13354405521 is a wasteful number, since it uses less digits than its factorization.

13354405521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193542135.

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 13354405521 in words is "thirteen billion, three hundred fifty-four million, four hundred five thousand, five hundred twenty-one".